Ricoh D017 Service Manual page 471

System SP Tables-4
IPU Test Pattern
Selects the IPU test Pattern.
4417
Test
Pattern
Selection
D017/D018/D019/D020/D084/D085
[0 to 28 / 0 / 1]
0: Scanned image
1: Gradation main scan A
2: Gradation main scan B
3: Gradation main scan C
4: Gradation main scan D
5: Gradation sub scan (1)
6: Grid pattern
7: Slant grid pattern
8: Gradation K
9: Check pattern 16
10: Gray patch 16 (1)
11: Gray patch 16 (2)
12: Gray patch 64
13: Grid pattern (2)
14: Color patch K
4-38
15: Gray pattern (1)
16: Gray pattern (2)
17: Gray pattern (3)
18: Shading pattern
19: Thin line pattern
20: Scanned + Grid pattern
21: Scanned + Grid scale
22: Scanned + Color patch
23: Scanned + Slant Grid C
24: Scanned + Slant Grid D
25: Gray Scale 18 text
26: Gray Scale 18 photo
27: Gray Scale 256 text
28: Gray Scale 256 photo
SM Appendix